MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 45a2796fe63b4de3b22f992d5259ca8efdf22d33670c5446a71d288d9f182ef5. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Matiex

Vendor detections: 6

Intelligence 6 IOCs YARA 1 File information Comments

SHA256 hash:	45a2796fe63b4de3b22f992d5259ca8efdf22d33670c5446a71d288d9f182ef5
SHA3-384 hash:	91d03f159a89517e9deddf7cbc589d10d98b672aa211a8d07ca241382d710e7d0d042d0c708e763d92f696c9f590e07d
SHA1 hash:	3cede206bd43133a07c5ef67281b922b58f28d8b
MD5 hash:	c934ff92eb72cb2a4a7e3beebe46c07c
humanhash:	mango-iowa-item-fifteen
File name:	URGENT.PO.pdf.exe
Download:	download sample
Signature	Matiex Create hunting rule
File size:	663'040 bytes
First seen:	2020-07-31 06:13:16 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep	12288:VEZ/vICh+EOjxlOPAYEknpf45nMzZ9D/115/:YwAp+KfQMFJ
Threatray	172 similar samples on MalwareBazaar
TLSH	84E4B0047B50E51EC77B8F76CAD44800EDB8E5978A1BE38B78C137AF18CE3AA9901575
Reporter	abuse_ch
Tags:	exe Matiex

abuse_ch

Malspam distributing unidentified malware:

HELO: mantires.com
Sending IP: 37.48.85.246
From: Muhammad<Muhammad@mantires.com>
Subject: RFQ (URGENT)
Attachment: URGENT.PO.pdf.z (contains "URGENT.PO.pdf.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/35817/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a custom TCP request

Unauthorized injection to a recently created process

Creating a file

Using the Windows Management Instrumentation requests

Sending an HTTP GET request

Reading critical registry keys

Setting a global event handler for the keyboard

Result

Threat name:

AgentTesla Matiex

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/404549

Signature

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Machine Learning detection for sample

May check the online IP address of the machine

Sigma detected: Suspicious Double Extension

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to steal Mail credentials (via file access)

Yara detected AgentTesla

Yara detected AntiVM_3

Yara detected Matiex Keylogger

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/45a2796fe63b4de3b22f992d5259ca8efdf22d33670c5446a71d288d9f182ef5/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-30 13:20:58 UTC

AV detection:

23 of 29 (79.31%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=iwrhs37ghng6hmrptewvewokr367eljtm4gfirvhduui3hyyf32q._file

Verdict:

unknown

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/200731-fncjk8y25a/

Behaviour

Modifies system certificate store

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Program crash

Suspicious use of SetThreadContext

Looks up external IP address via web service

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/45a2796fe63b4de3b22f992d5259ca8efdf22d33670c5446a71d288d9f182ef5

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.